Digital Conductivity Tester PPM and EC Meter with Light Indicator | Truncheon Nutrient Mete for Hydroponics Gardening, Hydroponics Growing Tent and Reservoir

VIVOSUN 5-in-1 Digital PH Meter with PH/Salinity/TDS/EC/Temperature Function, Backlight Screen, IP67 Waterproof for Hydroponics, Home Drinking, Pool and Aquarium

4,0(2.045)

-5%$32.75

Antes: ~~$34.47~~

Envío gratis

VIVOSUN Digital pH Meter TDS EC Meter for Water 0.01 Accuracy Hydroponics | ±0.01 pH Accuracy, ATC, Auto Calibration, LCD Display, Hold Function, for Hydroponics Aquarium Pool Drinking, UL Certified Global Recycled Standard Global Recycled Standard Global Recycled Standard

4,1(24.698)

-5%$15.87

Antes: ~~$16.71~~

HM Digital COM-80 Electrical Conductivity (EC) and Total Dissolved Solids Hydro Tester, 0-5000 ppm TDS Range, 1 ppm Resolution, +/- 2% Readout Accuracy

4,5(787)

-5%$27.23

Antes: ~~$28.69~~

Envío gratis

Portable Tinysa Spectrum Analyzer, AURSINC V0.3.1 Handheld Frequency Analyzer, Signal Generator 100kHz to 960MHz MF/HF/VHF UHF Input ESD Protected Function with 2.8 inch Touchscreen

4,5(428)

$65.31

Envío gratis

Geiger Counter Nuclear Radiation Detector Beta Gamma X-ray | Portable Handheld Dosimeter, Radiation Monitor Meter for Home, Lab, and Emergency Detection

4,3(32)

$41.79

Envío gratis

United Scientific™ Electric Conductivity Tester, Meter for Lab & Classroom | Ten-Level LED Display, Brass Dual Probes, Tests Solids and Liquids, 12V Battery Included, No Calibration Needed

4,0(21)

$40.81

Envío gratis

EISCO Universal Laboratory Hydrometer in Hard Plastic Case- Measure Specific Gravity Range 0.700 to 2.000-0.01 Graduations - Dual Scale for Light and Heavy Liquids

3,9(68)

$21.52

Envío gratis

MOESAPU Geiger Counter Nuclear Radiation Detector, Rechargeable Handheld Radioactive Dosimeter with 2.4“ TFT Display GM Tube Detects X Ray Beta Gamma Portable Radiation Testing Device, FS5000 (Yellow)

4,3(203)

$83.59

Envío gratis

VIVOSUN TDS Tester 3-in-1 TDS EC & Temperature Meter Ultrahigh Accuracy Digital Water Quality TDS Tester (Blue)

4,2(744)

$8.47

Envío gratis

$Brix Meter Honey Refractometer, Triple Scale Honey Tester Tool (Water Content: 12-27%, Brix: 58-92%, Be': 38-43), Handheld Brix Refractometer for Honey, Maple Syrup, & Bee Keeping$

Brix Meter Honey Refractometer, Triple Scale Honey Tester Tool (Water Content: 12-27%, Brix: 58-92%, Be': 38-43), Handheld Brix Refractometer for Honey, Maple Syrup, & Bee Keeping

3,5(14)

$20.89

Envío gratis

Nuclear Radiation Detector, Geiger Counter Dosimeter for Beta Gamma X-ray Monitoring Tester

4,4(3)

$62.69

Envío gratis

RM-75SE Radon Detector for Home Basement, Fast 10-Min Results, Audible & Visual Alarm, Long-Term Continuous Radon Monitor with TFT Color Display, Rechargeable & Portable, pCi/L or Bq/m³

4,8(11)

-10%$84.63

Antes: ~~$94.04~~

Envío gratis

Digital Conductivity Tester PPM and EC Meter with Light Indicator | Truncheon Nutrient Mete for Hydroponics Gardening, Hydroponics Growing Tent and Reservoir

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